Date: Tue, 8 Mar 2016 15:12:50 +0000 (UTC) From: Dmitry Chagin <dchagin@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r296502 - head/sys/compat/linux Message-ID: <201603081512.u28FCo8e008769@repo.freebsd.org>
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Author: dchagin Date: Tue Mar 8 15:12:49 2016 New Revision: 296502 URL: https://svnweb.freebsd.org/changeset/base/296502 Log: According to POSIX and Linux implementation the alarm() system call is always successfull. So, ignore any errors and return 0 as a Linux do. XXX. Unlike POSIX, Linux in case when the invalid seconds value specified always return 0, so in that case Linux does not return proper remining time. MFC after: 1 week Modified: head/sys/compat/linux/linux_misc.c Modified: head/sys/compat/linux/linux_misc.c ============================================================================== --- head/sys/compat/linux/linux_misc.c Tue Mar 8 15:08:22 2016 (r296501) +++ head/sys/compat/linux/linux_misc.c Tue Mar 8 15:12:49 2016 (r296502) @@ -191,7 +191,6 @@ linux_alarm(struct thread *td, struct li { struct itimerval it, old_it; u_int secs; - int error; #ifdef DEBUG if (ldebug(alarm)) @@ -207,9 +206,7 @@ linux_alarm(struct thread *td, struct li it.it_value.tv_usec = 0; it.it_interval.tv_sec = 0; it.it_interval.tv_usec = 0; - error = kern_setitimer(td, ITIMER_REAL, &it, &old_it); - if (error) - return (error); + kern_setitimer(td, ITIMER_REAL, &it, &old_it); if (timevalisset(&old_it.it_value)) { if (old_it.it_value.tv_usec != 0) old_it.it_value.tv_sec++;
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